auto loading stupid rubber band gun

Made this while teaching myself cad requires sorted m 2-6 bolts ,nuts, washers, a bunch of rubber bands.hair ties and threaded brass knurled insert. I'm shooting 6mm steel bbs but you can just 3d print 6mm bbs.

DISCLAIMER
Im not liable if your crazy enough to even want to make this piece of crap
please wear safety glasses and do not shoot in the close vicinity of others.
remember people you only get 1 set of eyes.